Sunday, January 18, 2026

glyphosate

Start planning for herbicide shortages

• By Larry Steckel • Retailers and basic suppliers are all concerned about herbicide shortages in 2022. We all can recall similar concerns this past spring. In most cases applicators were able to get what they needed. However, this spring retailers...

Watch what you tankmix with dicamba, particularly if spraying for grasses

In 2020 we began seeing several cases where summer grass weeds like goosegrass and junglerice were poorly controlled by postemergence treatments in many Xtend crops. This led to a regional project partially funded by the Alabama Soybean Producers to...

Tankmix incompatibility problems reported with glyphosate, Sentris

• By Tommy Butts, Tom Barber and Jason Norsworthy • We’ve had several reports of applicators experiencing issues when tankmixing products with Engenia and the new volatility reducing agent (VRA) from BASF, Sentris. Applicators have stated that they are experiencing...

UArk breeding program plans new soybean varieties with Enlist E3 trait

Arkansas Agricultural Experiment Station scientists are breeding new Arkansas-adapted soybean varieties with the Enlist E3 soybean trait. With these upcoming varieties, experiment station soybean breeders aim to give Arkansas growers greater weed-control flexibility. Leandro Mozzoni, soybean breeder for the Arkansas...

Research explores factors affecting auxin herbicide injury to beans

Synthetic auxin products have given growers an important option for managing weed populations resistant to glyphosate and other herbicides. But according to an article featured in the journal Weed Technology, there is one important downside to dicamba, 2,4-D and...

Junglerice control after initial glyphosate + dicamba application

• By Clay Perkins • Questions continue to be asked on how to best manage junglerice, barnyardgrass and goosegrass in cotton and soybean. Research earlier this spring looking at grass control after an initial glyphosate + dicamba application showed that if...

EPA reaffirms position that glyphosate does not cause cancer

The U.S. Environmental Protection Agency has taken the next step in its review of glyphosate. As part of the action, the agency reaffirms its findings that the herbicide poses no risk to public health when used according to the current...

More questions than answers

New multiple-resistant pigweed biotype proves hard to control, reinforces need to rotate effective herbicide modes of action. By Larry Steckel A survey sponsored by the Tennessee Soybean Promotion Board was conducted last summer to determine the percentage of fields that...

K-State researchers crack pigweed resistance code

A team led by Kansas State University researchers has cracked the genetic code about how Palmer amaranth quickly grows resistant to glyphosate herbicide. The findings could have broad implications for agriculture and other industries, according to a university news release. Their...

Rotating herbicide modes won’t stop resistance in waterhemp, says study

Rotating herbicide modes of action has been touted as a way to slow the development of resistance in weeds. But a recent study from the University of Illinois explains why rotation doesn't work. “If you were to ask farmers what...

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